INSERT THE LOCKING HOOK[ IN BACK OF THE TUBULAR KEY CYLINDER] INTO THE LOCKING SLOT ON THE LEFT SIDE OF YOUR NOTEBOOK. PUSH DOWN THE LOCKING BUTTON ON THE TUBULAR LOCK CYLINDER.TO OPEN PUSH AND TURN THE KEY CLOCKWISE UNTIL IT COMES TO A STOP AND YOU SHOULD HEAR A CLICK SOUND. THEN PULL OUT LOCK.
